A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
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Turkey Classification: Nuts of iron or steel
NSN 5985-01-369-5407
NSN 5905-01-502-3031
NSN 6110-01-513-5241
NSN 5855-01-154-3871
NSN 6110-01-222-0661
NSN 5990-01-522-6096
NSN 5835-01-328-6626
NSN 6150-01-419-1927
NSN 5935-01-199-4592
NSN 5965-01-123-3770
NSN 5855-01-413-8962
NSN 6685-01-111-8712